In my honest opinion, the app is okay. However, the one fault about Discord in general is the maximum file size for sending. It should be greater than 8mbs, which is rather small. It should instead be 20mbs, like most other platforms such as Emails. You're better off emailing and not using Nitro since this is the case.
Tongue discoloration. Brown tongue (symptom description): Brown tongue is listed as a type of or related-symptom for symptom Tongue discoloration. Brown tongue (symptom description): For a medical symptom description of 'Brown tongue', the following symptom information may be relevant to the symptoms: Tongue discoloration (type of symptom). However, note that other causes of the symptom 'Brown tongue' may be possible.
Other than being just coated purely green, your tongue might also be pale green, yellow green, dark green, blue green, white green, among other colors depending the underlying causes.